28371122500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{31}}^2\times {\mathrm{241}}^1$

素因数の和:341

約数の個数: 270

約数和(自身を含む): 74883915414

約数和(自身を除く): 46512792914

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 125, 140, 155, 175, 196, 217, 241, 245, 250, 310, 350, 434, 482, 490, 500, 620, 625, 700, 775, 868, 875, 961, 964, 980, 1085, 1205, 1225, 1250, 1519, 1550, 1687, 1750, 1922, 2170, 2410, 2450, 2500, 3038, 3100, 3374, 3500, 3844, 3875, 4340, 4375, 4805, 4820, 4900, 5425, 6025, 6076, 6125, 6727, 6748, 7471, 7595, 7750, 8435, 8750, 9610, 10850, 11809, 12050, 12250, 13454, 14942, 15190, 15500, 16870, 17500, 19220, 19375, 21700, 23618, 24025, 24100, 24500, 26908, 27125, 29884, 30125, 30380, 30625, 33635, 33740, 37355, 37975, 38750, 42175, 47089, 47236, 48050, 52297, 54250, 59045, 60250, 61250, 67270, 74710, 75950, 77500, 84350, 94178, 96100, 104594, 108500, 118090, 120125, 120500, 122500, 134540, 135625, 149420, 150625, 151900, 168175, 168700, 186775, 188356, 189875, 209188, 210875, 231601, 235445, 236180, 240250, 261485, 271250, 295225, 301250, 336350, 366079, 373550, 379750, 421750, 463202, 470890, 480500, 522970, 542500, 590450, 600625, 602500, 672700, 732158, 747100, 759500, 840875, 843500, 926404, 933875, 941780, 949375, 1045940, 1054375, 1158005, 1177225, 1180900, 1201250, 1307425, 1464316, 1476125, 1621207, 1681750, 1830395, 1867750, 1898750, 2108750, 2316010, 2354450, 2402500, 2614850, 2952250, 3242414, 3363500, 3660790, 3735500, 3797500, 4204375, 4217500, 4632020, 4669375, 4708900, 5229700, 5790025, 5886125, 5904500, 6484828, 6537125, 7321580, 7380625, 8106035, 8408750, 9151975, 9338750, 11348449, 11580050, 11772250, 13074250, 14761250, 16212070, 16817500, 18303950, 18677500, 22696898, 23160100, 23544500, 26148500, 28950125, 29430625, 29522500, 32424140, 32685625, 36607900, 40530175, 45393796, 45759875, 56742245, 57900250, 58861250, 65371250, 81060350, 91519750, 113484490, 115800500, 117722500, 130742500, 144750625, 162120700, 183039500, 202650875, 226968980, 228799375, 283711225, 289501250, 405301750, 457598750, 567422450, 579002500, 810603500, 915197500, 1013254375, 1134844900, 1418556125, 2026508750, 2837112250, 4053017500, 5674224500, 7092780625, 14185561250, 28371122500]

約数ペア:

[(1, 28371122500), (2, 14185561250), (4, 7092780625), (5, 5674224500), (7, 4053017500), (10, 2837112250), (14, 2026508750), (20, 1418556125), (25, 1134844900), (28, 1013254375), (31, 915197500), (35, 810603500), (49, 579002500), (50, 567422450), (62, 457598750), (70, 405301750), (98, 289501250), (100, 283711225), (124, 228799375), (125, 226968980), (140, 202650875), (155, 183039500), (175, 162120700), (196, 144750625), (217, 130742500), (241, 117722500), (245, 115800500), (250, 113484490), (310, 91519750), (350, 81060350), (434, 65371250), (482, 58861250), (490, 57900250), (500, 56742245), (620, 45759875), (625, 45393796), (700, 40530175), (775, 36607900), (868, 32685625), (875, 32424140), (961, 29522500), (964, 29430625), (980, 28950125), (1085, 26148500), (1205, 23544500), (1225, 23160100), (1250, 22696898), (1519, 18677500), (1550, 18303950), (1687, 16817500), (1750, 16212070), (1922, 14761250), (2170, 13074250), (2410, 11772250), (2450, 11580050), (2500, 11348449), (3038, 9338750), (3100, 9151975), (3374, 8408750), (3500, 8106035), (3844, 7380625), (3875, 7321580), (4340, 6537125), (4375, 6484828), (4805, 5904500), (4820, 5886125), (4900, 5790025), (5425, 5229700), (6025, 4708900), (6076, 4669375), (6125, 4632020), (6727, 4217500), (6748, 4204375), (7471, 3797500), (7595, 3735500), (7750, 3660790), (8435, 3363500), (8750, 3242414), (9610, 2952250), (10850, 2614850), (11809, 2402500), (12050, 2354450), (12250, 2316010), (13454, 2108750), (14942, 1898750), (15190, 1867750), (15500, 1830395), (16870, 1681750), (17500, 1621207), (19220, 1476125), (19375, 1464316), (21700, 1307425), (23618, 1201250), (24025, 1180900), (24100, 1177225), (24500, 1158005), (26908, 1054375), (27125, 1045940), (29884, 949375), (30125, 941780), (30380, 933875), (30625, 926404), (33635, 843500), (33740, 840875), (37355, 759500), (37975, 747100), (38750, 732158), (42175, 672700), (47089, 602500), (47236, 600625), (48050, 590450), (52297, 542500), (54250, 522970), (59045, 480500), (60250, 470890), (61250, 463202), (67270, 421750), (74710, 379750), (75950, 373550), (77500, 366079), (84350, 336350), (94178, 301250), (96100, 295225), (104594, 271250), (108500, 261485), (118090, 240250), (120125, 236180), (120500, 235445), (122500, 231601), (134540, 210875), (135625, 209188), (149420, 189875), (150625, 188356), (151900, 186775), (168175, 168700)]